CN210133243U

CN210133243U - Motor tricycle front shock absorber and motor tricycle

Info

Publication number: CN210133243U
Application number: CN201921098849.1U
Authority: CN
Inventors: 肖光华
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-12
Filing date: 2019-07-12
Publication date: 2020-03-10
Anticipated expiration: 2029-07-12

Abstract

The utility model discloses a motor tricycle front damping device and a motor tricycle, wherein the front damping device comprises a lower connecting plate, a direction column, a damping strut and a swing rod, the direction column is fixedly connected on the lower connecting plate and extends upwards, one end of the damping strut is fixedly connected with the lower connecting plate and extends downwards, and the other end of the damping strut is hinged with one end of the swing rod; two installation planes with a set angle included angle are formed on the lower connecting plate; the shock absorption strut is in a straight rod shape and is vertical to the first installation plane; the direction post is perpendicular to the second mounting plane. Preferably, the swing rod is in a straight rod shape, the other end of the swing rod is integrally formed or fixedly welded with a damping hinge seat in a U-shaped fork structure, the damping hinge seat is hinged with the lower end of the shock absorber, and the upper end of the shock absorber is hinged on the lower connecting plate. The motor tricycle comprises the front shock absorption device. The beneficial effects of the utility model are that, it is low to make the degree of difficulty, light in weight, easy dismounting, and low in production cost, safe in utilization. The motor tricycle has the same effect of front shock absorption.

Description

Motor tricycle front shock absorber and motor tricycle

Technical Field

The utility model belongs to the technical field of the motorcycle, in particular to damping device and motor tricycle before motor tricycle.

Background

The motor tricycle is one of daily traffic and transportation tools running in rural areas and urban and rural junctions, has relatively larger carrying capacity compared with a two-wheel motorcycle, has smaller volume compared with a four-wheel motorcycle, is flexible to run, and is less prone to being limited by road congestion. However, due to the limitation of road conditions of the driving environment, the whole vehicle is easy to shake during driving, and the driving stability is affected. The shock absorber is mainly used for buffering shock vibration to a driver caused by impact of the ground to a vehicle so as to improve driving comfort, and therefore the existing motor tricycle is provided with a front shock absorbing device.

The existing front shock-absorbing device of the motor tricycle comprises a direction column, a lower connecting plate, a damping shock-absorbing cylinder, a shock-absorbing spring, a shock-absorbing support column, a swing rod and the like. However, the lower link plate of the front shock absorber for the three-wheeled motorcycle is usually a flat plate, the direction column and the shock absorbing strut are vertically and fixedly connected to the lower connecting plate, the lower end of the shock absorbing strut is hinged to one end of the swing rod, one end of the damping cylinder is hinged to the other end of the swing rod, and the other end of the damping cylinder is hinged to the upper portion of the shock absorbing strut or the lower connecting plate, so that the shock absorbing strut is required to be bent into a zigzag shape, and the corresponding swing rod is correspondingly designed into a zigzag shape, so that the manufacturing difficulty is increased, particularly for a tricycle with larger bearing capacity, the bending deformation of the tricycle is more difficult, special equipment is required to be bent, and the manufacturing cost is increased. For this reason, further improvement is required.

Disclosure of Invention

The utility model discloses a first purpose is to shock absorber before the motor tricycle among the prior art make difficulty and with high costs not enough, provides a shock absorber before motor tricycle, and the device is through setting the mounting plane of two different angles to the connecting plate down to the correspondence sets the shock strut to straight rod-like, thereby need not to carry out bending deformation to the shock strut, with the reduction processing degree of difficulty, saves professional equipment, thereby improves production efficiency, reduces manufacturing cost. A second object of the present invention is to provide a motor tricycle with the front shock absorbing device.

In order to achieve the first objective, the present invention adopts the following technical solution.

A front shock absorption device of a three-wheeled motorcycle comprises a lower connecting plate, a direction column, a shock absorption strut and a swing rod, wherein the direction column is fixedly connected to the lower connecting plate and extends upwards, one end of the shock absorption strut is fixedly connected with the lower connecting plate and extends downwards, the other end of the shock absorption strut is hinged to one end of the swing rod, two installation planes with a set angle included angle α are formed on the lower connecting plate, the shock absorption strut is in a straight rod shape and is perpendicular to a first installation plane, and the direction column is perpendicular to a second installation plane.

Adopt aforementioned scheme the utility model discloses, through connecting plate set up two first and second mounting surface that are certain contained angle down, with corresponding installation shock strut and direction post, thereby obtain the two different space angle requirements, and then set the shock strut to straight rod-like, cancel the bending deformation process of shock strut, two efficient general milling machine processing of mounting surface accessible obtain on the lower connecting plate, not only save special bending apparatus, still reduced the manufacturing degree of difficulty, and the production efficiency is improved, and then reduced manufacturing cost.

Preferably, the swing rod is in a straight rod shape, a damping hinge seat with a U-shaped fork structure is integrally formed at the other end of the swing rod or fixedly welded at the other end of the swing rod, the damping hinge seat is hinged with the lower end of the shock absorber, and the upper end of the shock absorber is hinged on the lower connecting plate. The swing rod is also set to be in a straight rod shape, so that a swing rod blank is not limited to be obtained by casting or forging according to a broken line shape any more, can be obtained by cutting a steel plate, and can also be obtained by simple forging, thereby further improving the processing convenience, reducing the manufacturing difficulty, improving the processing efficiency and reducing the manufacturing cost.

Preferably, in the scheme that the shock-absorbing hinged seat and the oscillating bar are welded and fixed, the shock-absorbing hinged seat abuts against the upper side face of the oscillating bar. More contact surfaces are formed between the two, the bearing through welding seams is avoided, and the reliability and the use safety can be improved.

Preferably, the side surface of the lower connecting plate is integrally provided with a hinge lug in a protruding way; and the corresponding end of the shock absorber is fixedly welded with a hinged fork head, and the hinged fork head is hinged with the hinged support lug. The convenience of being connected between connecting plate and the bumper shock absorber under in order to improve, improve easy dismounting nature and production efficiency.

Preferably, the shock strut is made of a tube; the upper end of the shock-absorbing strut is deformed by reducing diameter to form a connecting pipe section with a diameter smaller than that of the main pipe section, and the shock-absorbing strut is arranged on the lower connecting plate in a penetrating way through the connecting pipe section and is fixedly connected with the lower connecting plate through a threaded fastener; the lower end of the shock absorption strut is provided with an opening, and the shock absorption strut is movably clamped on the swing rod through two side walls of the opening and penetrates together through the hinge pin shaft. So as to reduce material consumption, reduce weight, save cost and energy consumption of vehicle. Meanwhile, the shock absorption supporting column is directly connected with the oscillating bar, a hinged joint does not need to be welded, the hidden danger that the shock absorption supporting column and the oscillating bar fall off is eliminated, and the use safety is improved.

Further preferably, the connecting pipe section of the shock strut is provided with an external thread; the shock absorption support column is locked and fixed on the lower connecting plate through a nut screwed with the external thread. Can improve the connection firmness and the convenience of processing and dismounting.

Preferably, the direction column is positioned in the middle of the lower connecting plate, and the two ends of the lower connecting plate are symmetrically provided with the shock absorption supporting columns and the swing rods; one swing rod is welded with a brake mounting rod; or, a brake mounting rod is fixed by welding through a T-shaped or angle steel-shaped brake mounting rod fixing seat fixed by welding. The brake installation structure has the advantages that a foundation is provided for installation of the brake, especially, the scheme of the brake installation rod fixing seat is adopted, the welding overlapping length of the brake installation rod can be effectively increased, the welding firmness is increased, and the brake installation is firm and safe in use.

In order to achieve the second objective, the present invention adopts the following technical solutions.

A motor tricycle includes a front shock absorbing device that realizes a first aspect.

The motorcycle adopting the technical scheme has the same effect of front shock absorption so as to reduce the weight and the manufacturing difficulty of the whole motorcycle and further reduce the cost of the whole motorcycle.

The beneficial effects of the utility model are that, preceding damping device makes the degree of difficulty low, light in weight, and machining efficiency is high, easy dismounting, and low in production cost, safe in utilization. The motor tricycle has the same effect of front shock absorption so as to reduce the weight and the manufacturing difficulty of the whole motorcycle and further reduce the cost of the whole motorcycle.

Drawings

Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention.

Fig. 2 is a top view of fig. 1 of the present invention, wherein the damping spring is not shown.

Figure 3 is a schematic structural view of the shock strut of the present invention.

Fig. 4 is a schematic view of the connection relationship between the middle shock absorber and the shock-absorbing hinged seat of the present invention.

Fig. 5 is a schematic view of the connection relationship between the middle damper and the lower connecting plate according to the present invention.

Fig. 6 is a schematic view of the connection relationship between the middle swing rod and the brake mounting rod of the present invention.

Fig. 7 is a schematic structural view of embodiment 2 of the present invention.

Detailed Description

The present invention will be further described with reference to the accompanying drawings, which are not intended to limit the scope of the embodiments described herein.

Embodiment 1, referring to fig. 1, 2, 3, 4, 5 and 6, a front shock absorber of a three-wheeled motorcycle comprises a lower connecting plate 1, a direction post 2, a shock absorber 3, a shock absorbing strut 4 and a swing rod 5, wherein the shock absorber 3 is arranged in front of the shock absorbing strut 4 according to the running direction of the motorcycle, the direction post 2 is fixedly connected to the lower connecting plate 1, the direction post 2 is positioned in the middle of the lower connecting plate 1 and extends upwards, the lower connecting plate 1 is symmetrically provided with two shock absorbing struts 4, the two shock absorbing struts 4 are respectively positioned at two ends of the lower connecting plate 1, one end of the shock absorbing strut 4 is fixedly connected to the lower connecting plate 1 and extends downwards, the other end of the shock absorbing strut is hinged to one end of the swing rod 5, two mounting planes with a set angle α are formed on the lower connecting plate 1, the shock absorbing strut 4 is in a straight rod shape and is perpendicular to a first mounting plane 1a, the direction post 2 is perpendicular to a second mounting plane 1b, wherein the angle value of α is approximately 15 degrees, which is generally selected within a range of 10-20 degrees, and when the shock absorbing strut 4 is.

The swing rod 5 is in a straight rod shape, a damping hinge seat 6 with a U-shaped fork structure is fixedly welded at the other end of the swing rod 5, the damping hinge seat 6 is hinged with the lower end of the shock absorber 3, and the upper end of the shock absorber 3 is hinged on the lower connecting plate 1; and the shock-absorbing hinged seat 6 is abutted against the upper side surface of the oscillating bar 5. The shock absorber 3 is composed of a damping shock absorber and a damping spring, the damping shock absorber is composed of a shock absorption cylinder and a damping rod, the free end of the shock absorption cylinder is connected with a shock absorption hinge seat 6, the free end of the damping rod is connected with a lower connecting plate 1, the shock absorption cylinder and the damping rod are respectively and fixedly connected with a spring seat, the damping spring is sleeved on the periphery of the damping shock absorber, and two ends of the damping spring are respectively abutted to the two spring seats.

Preferably, a hinge lug 1c is integrally and convexly arranged on the side surface of the lower connecting plate 1; and a hinged fork head 3a is welded and fixed at the corresponding end of the shock absorber 3, and the hinged fork head 3a is hinged with the hinged support lug 1 c.

As another preferred scheme, the shock-absorbing strut 4 is made of a pipe material, an opening 4b is formed at the lower end of the shock-absorbing strut 4, the shock-absorbing strut 4 is movably clamped on the swing rod 5 through two side walls of the opening 4b and penetrates together through a hinge pin shaft; the upper end of the shock strut 4 is deformed by reducing diameter to form a connecting pipe section 4a with the diameter smaller than that of the main pipe section, and the shock strut 4 is arranged on the lower connecting plate 1 in a penetrating way through the connecting pipe section 4a and is fixedly connected with the lower connecting plate through a threaded fastener. Wherein, the connecting pipe section of the shock strut 4 is provided with an external thread; the shock strut 4 is fastened and fixed to the lower link plate 1 by a nut 9 screwed with the external thread.

One swing rod 5 is fixedly welded with a brake mounting rod 7 through an angle steel-shaped brake mounting rod fixing seat 8 which is fixedly welded.

In this embodiment, for a tricycle with a smaller carrying capacity, the brake mounting rod 7 can also be directly welded on the swing rod 5.

In this embodiment, the shock-absorbing hinge seat 6 may also be integrally formed on the swing link 5.

In this embodiment, an internal thread may be formed on the pipe hole of the connecting pipe section 4a of the shock strut 4 instead of an external thread, and then the connecting pipe section is fixed to the lower link plate 1 by a bolt.

In this embodiment, the brake mounting rod fixing base 8 may also be "T" shaped.

When the tricycle is used, the utility model discloses a mounting hole 5a fixed connection that sets up on two pendulum rods 5 is at tricycle front axle both ends.

Embodiment 2, referring to fig. 7, a front shock absorbing device for a three-wheeled motorcycle comprises a shock absorber 3 and a shock strut 4, and the shock absorber 3 is located behind the shock strut 4 according to the traveling direction of the vehicle.

The rest of the structure of this embodiment is the same as embodiment 1, and is not described herein again.

Embodiment 3, a motor tricycle, including the front damping device of

embodiment

1 or 2, is fixedly connected to the front wheel axle both ends of the tricycle through the mounting holes 5a set up on two pendulum rods 5.

The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be devised by those skilled in the art in light of the teachings of the present invention without undue experimentation. Therefore, the technical solutions that can be obtained by a person skilled in the art through logic analysis, reasoning or limited experiments based on the prior art according to the concepts of the present invention should be within the scope of protection defined by the claims.

Claims

1. A front shock absorption device of a motor tricycle comprises a lower connecting plate (1), a direction column (2), a shock absorption strut (4) and a swing rod (5), wherein the direction column (2) is fixedly connected to the lower connecting plate (1) and extends upwards, one end of the shock absorption strut (4) is fixedly connected with the lower connecting plate (1) and extends downwards, the other end of the shock absorption strut is hinged to one end of the swing rod (5), the front shock absorption device is characterized in that two installation planes with a set angle included angle α are formed on the lower connecting plate (1), the shock absorption strut (4) is in a straight rod shape and is perpendicular to a first installation plane (1a), and the direction column (2) is perpendicular to a second installation plane (1 b).

2. The front shock absorber of the three-wheeled motorcycle according to claim 1, wherein the swing link (5) is in the shape of a straight rod, the other end of the swing link (5) is integrally formed or welded with a shock-absorbing hinged seat (6) with a U-shaped fork structure, the shock-absorbing hinged seat (6) is hinged with the lower end of the shock absorber (3), and the upper end of the shock absorber (3) is hinged on the lower connecting plate (1).

3. Motor tricycle front shock absorber device according to claim 2, characterized in that in the solution where the shock-absorbing articulated seat (6) is welded and fixed with the swing link (5), the shock-absorbing articulated seat (6) rests on the upper side of the swing link (5).

4. The motor tricycle front shock absorber device according to claim 2, characterized in that the side of the lower connecting plate (1) is integrally protruded with a hinge lug (1 c); the corresponding end of the shock absorber (3) is fixedly welded with a hinged fork head (3a), and the hinged fork head (3a) is hinged with a hinged support lug (1 c).

5. Motor tricycle front shock absorbing device according to claim 1, characterised in that the shock strut (4) is made of tube material; the upper end of the shock absorption strut (4) is deformed by reducing diameter to form a connecting pipe section with the diameter smaller than that of the main pipe section, and the shock absorption strut (4) is arranged on the lower connecting plate (1) in a penetrating way through the connecting pipe section and is fixedly connected with the lower connecting plate through a threaded fastener; an opening (4b) is formed at the lower end of the shock absorption strut (4), and the shock absorption strut (4) is movably clamped on the swing rod (5) through two side walls of the opening (4b) and penetrates together through a hinge pin shaft.

6. Motor tricycle front shock absorber device according to claim 5, characterized in that the connecting pipe section of the shock strut (4) is formed with an external thread; the shock absorption support post (4) is locked and fixed on the lower connecting plate (1) through a nut (9) screwed with the external thread.

7. The front shock absorbing device for the motor tricycle according to any one of claims 1-6, characterized in that the direction column (2) is located in the middle of the lower connecting plate (1), and the shock absorbing pillar (4) and the swing link (5) are symmetrically arranged at two ends of the lower connecting plate (1); a brake mounting rod (7) is welded on one swing rod (5); or a brake mounting rod (7) is fixed by welding through a T-shaped or angle steel-shaped brake mounting rod fixing seat (8).

8. Motor tricycle front shock absorber device according to anyone of claims 1-6, characterized in that the angle α between the first (1a) and second (1b) mounting plane is set at 10-20 °.

9. Motor tricycle front shock absorbing device according to claim 8, characterised in that said included angle α is set at 15 °.

10. Motor tricycle, characterized in that it comprises a front shock absorbing device according to any one of claims 1 to 9.